1 files changed, 5 insertions, 0 deletions

diff --git a/client/src/app/core/module-import-guard.ts b/client/src/app/core/module-import-guard.ts
new file mode 100644
index 000000000..445640c4f
--- /dev/null
+++ b/client/src/app/core/module-import-guard.ts
@@ -0,0 +1,5 @@
+export function throwIfAlreadyLoaded(parentModule: any, moduleName: string) {
+  if (parentModule) {
+    throw new Error(`${moduleName} has already been loaded. Import Core modules in the AppModule only.`);
+  }
+}